Srikanth Madabusi
Srikanth Madabusi
11 months ago

How many meters of cloth 5m wide will be required to make a conical tent, the radius of whose base is 7m and whose height is 24m?(p=22/7)

A. 108m

B. 110m

C. 112m

D. 115m

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Comments ( 1 )

  1. Nayan Bhuyan
    Nayan Bhuyan :
    2 months ago

    Given, r = 7 m
    h = 24 m
    ∴ slant height l = √(r2 + h2) = √(49 + 576) = √625 = 25 m
    CSA of the cone = πrll = 22/7 x 7 x 25 = 550 m2
    Area of the cloth used = 550 m2
    Given, width of the cloth = 5 m
    Length of the cloth used = Area/Width = 550 / 5 = 110 m.

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